343400622 has 8 divisors (see below), whose sum is σ = 686801256. Its totient is φ = 114466872.

The previous prime is 343400579. The next prime is 343400627. The reversal of 343400622 is 226004343.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

343400622 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 343400592 and 343400601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343400627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28616713 + ... + 28616724.

It is an arithmetic number, because the mean of its divisors is an integer number (85850157).

Almost surely, 2^343400622 is an apocalyptic number.

343400622 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

343400622 is a wasteful number, since it uses less digits than its factorization.

343400622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57233442.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 343400622 is about 18531.0717984686. The cubic root of 343400622 is about 700.2724259363.

Adding to 343400622 its reverse (226004343), we get a palindrome (569404965).

The spelling of 343400622 in words is "three hundred forty-three million, four hundred thousand, six hundred twenty-two".